Features: 1.Our U disk uses an advanced drive, which is an A-level chip U disk with stable and reliable performance. 2.Our USB memory sticks are double?tested before shipment, and they are carefully packaged. 3.The creative memory stick is also a practical gift that can be given to your family, friends, students, teachers, neighbors, and colleagues as company benefits. 4.Our USB flash drive is light and easy to carry, you can view the pictures, music, movies and good memories in it anytime, anywhere. 5.Extensive compatibility, the memory stick is suitable for all USB 2.0 ports, suitable for Windows 7/8/10 / Vista / XP / 2000 / ME , for Linux 2.6 and for Mac OS standards. 6.USB flash drives are suitable for all devices with USB?A port desktops, laptops, tablets, TVs, speakers. specification: Item Type: USB 2.0 U Disk Material: ABS Compatible System: for Windows 7/8/10 / Vista / XP / Unix / 2000 / ME, for Linux 2.6 and for Mac OS etc. Scope of Application: Data storage, transmission and sharing of music, photos, movies, designs, manuals, handouts, homework, etc. PackageList:1 x U Disk NoteManufacturer Standard: 1GB / 1000MB / 1MB = 1000KB Regarding Usable Capacity: Please note the memorandum regarding Storage Product Capacity: 16GB= Approx. 14.5GB?15.5GB 32GB= Approx. 28GB?30GB 64GB= Approx. 58GB?60GB 128GB= Approx.119GB?124GB